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Linux Gaining SMP Support For The OpenPOWER Microwatt

news.movim.eu / Phoronix • 3 March

Open-sourced back in 2019 was the OpenPOWER Microwatt as an open-source, soft processor core of Power ISA 3.0 and intended for use on FPGA boards and then there was seemingly short-lived work to fabricate a Microwatt chip and Microwatt also found its way for use within a BMC implementation. Linux 5.14 added support for this soft CPU core while the upcoming Linux 6.15 cycle is set to introduce SMP support for Microwatt...

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Optimized AMD SEV Cache Flushing Patches Posted For Linux

news.movim.eu / Phoronix • 3 March

The newest upstream-focused work around AMD SEV for Secure Encrypted Virtualization with EPYC server processors is a set of patches to better optimize cache flushing...

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Linux 6.14-rc5 Released: "Nothing Strange Stands Out"

news.movim.eu / Phoronix • 2 March

Linus Torvalds just released the Linux 6.14-rc5 kernel as the Linux 6.14 stable kernel approaches toward release later in March...

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Linux Lazy Unmap Flush "LUF" Reducing TLB Shootdowns By 97%, Faster AI LLM Performance

news.movim.eu / Phoronix • 20 February, 2025

SK has been working on a Linux kernel feature dubbed Lazy Unmap Flush "LUF" to defer TLB flushes until folios have been unmapped and freed are eventually allocated again...

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New Patches Would Make All Kernel Encryption/Decryption Faster On x86/x86_64 Hardware

news.movim.eu / Phoronix • 20 February, 2025

On top of all the recent x86/x86_64 Linux kernel crypto improvements made recently by Google engineer Eric Biggers to better laverage AVX-512 and other modern x86 ISA features, a new patch-set posted today by Biggers would help make all x86/x86_64 kernel encryption/decryption at least slightly faster...

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Debian Policy Updated With New Packaging Guidance & Updated Chinese Translations

news.movim.eu / Phoronix • 20 February, 2025

The Debian Policy 4.7.1.0 is now available as the updated manual around policy requirements for the Debian distribution for packaging mandates, design issues, and other details to abide by for Debian developers...

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GNOME Mutter Adds Debug Option To Override Multi-GPU Copy Mode

news.movim.eu / Phoronix • 20 February, 2025

A new debug option was merged on Wednesday to Mutter Git ahead of the upcoming GNOME 48 release. This new debug option is to override the GPU copy mode handling for multi-GPU setups...

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Intel CPU Microcode Updated For Five New Security Issues

news.movim.eu / Phoronix • 11 February, 2025

Intel just published new CPU microcode for Alder Lake, Emerald Rapids, Ice Lake, Raptor Lake, Sapphire Rapids, Sierra Forest, and other platforms going back to Coffee Lake H. There are five new security issues being addressed plus a number of different functional issues being resolved...

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Systemd Adding The Ability to Boot Directly Into A Disk Image Downloaded Via HTTP

news.movim.eu / Phoronix • 11 February, 2025

Systemd lead developer Lennart Poettering has been working on adding the ability to let systemd boot directly into a disk image downloaded via HTTP within the initial RAM disk (initrd) during the Linux boot process...